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Helgoland vs San Juan Climate & Distance Between

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  • The distance between Helgoland, Germany and San Juan, Puerto Rico is approximately 7,313 km or 4,544 mi.
  • To reach Helgoland in this distance one would set out from San Juan bearing 38.1° or NE and follow the great circles arc to approach Helgoland bearing 88.2° or E .
  • Helgoland has a marine west coast climate (Cfb) whereas San Juan has a tropical monsoonal climate (Am).
  • The average annual temperature is 16.8 °C (30.2°F) cooler.
  • Average monthly temperatures vary by 12 °C (21.6°F) more in Helgoland. The continentality subtype is truly oceanic as opposed to truly hyperoceanic.
  • Total annual precipitation averages 897 mm (35.3 in) less which is equivalent to 897 l/m² (22.01 US gal/ft²) or 8,970,000 l/ha (958,953 US gal/ac) less. About 4/9 as much.
  • There are 1171 fewer hours of sunlight per year in Helgoland. In whichever way circa 3h 12' less per day or about 3/5 as many.
  • The altitude of the sun at midday is overall 34.2° lower in Helgoland than in San Juan.
  • Relative humidity levels are 6.4% higher.
  • The mean dew point temperature is 15.1°C (27.3°F) lower.

Climate Comparison Table

The table shows values for Helgoland relative to San Juan. You can also view this comparison the other way around from the perspective of San Juan vs Helgoland.

Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec Annual
maximum temperature iconAverage Max Temperature °C ( °F) -24 (-43) -25 (-45) -23 (-41) -21 (-38) -17 (-31) -14 (-25) -12 (-22) -12 (-22) -14 (-25) -19 (-34) -22 (-40) -23 (-41) -19 (-34)
average temperature iconAverage Temperature °C ( °F) -22 (-40) -22 (-40) -21 (-38) -19 (-34) -16 (-28) -13 (-23) -11 (-19) -10 (-18) -12 (-22) -17 (-30) -20 (-35) -21 (-38) -17 (-30)
minimum temperature iconAverage Min Temperature °C ( °F) -20 (-36) -19 (-34) -19 (-34) -17 (-31) -14 (-25) -11 (-20) -9 (-16) -8 (-14) -10 (-18) -14 (-25) -17 (-31) -19 (-34) -15 (-27)
rainfall iconAverage Precipitation mm (in) -61 (-2) -27 (-1) -18 (-1) -54 (-2) -145 (-6) -103 (-4) -80 (-3) -98 (-4) -87 (-3) -48 (-2) -94 (-4) -82 (-3) -897 (-35)
rain days iconNumber of Precipitation Days (% chance of precip. on a day ) +3 (+10) +3 (+11) +3 (+10) +1 (+3) -7 ( -23) -6 ( -20) -6 ( -19) -4 ( -13) -2 ( -7) +2 (+6) +1 (+3) 0 ( 0)   -12 ( -3)
sunshine iconAverage Sunlight Hours/ Day -5h 50' -5h 16' -4h 17' -2h 22' -0h 30' +0h 22' -1h 29' -1h 32' -2h 06' -4h 30' -5h 32' -5h 27'   -3h 12'
daylight iconAverage Daylight Hours & Minutes/ Day -3h 17' -1h 58' -0h 21' +1h 21' +2h 52' +3h 43' +3h 20' +1h 58' +0h 18' -1h 23' -2h 55' -3h 44'   0h 00'
sun altitude iconSun altitude at solar noon on the 21st day (°) -35.7 -35.7 -35.8 -35.8 -32 -25.7 -31.3 -35.6 -35.5 -35.5 -35.5 -35.6   -34.2
relative humidity iconRelative Humidity (%) +14 +13 +12 +8 +0 +0 +2 +1 +1 +4 +8 +14   +6.4
dewpoint temperature iconAverage Dew Point Temperature °C & (°F) -18.9 (-34) -19 (-34) -18.2 (-33) -17 (-31) -15.1 (-27) -12.1 (-22) -9.8 (-18) -9.5 (-17) -11.4 (-21) -15.2 (-27) -17.6 (-32) -17.9 (-32) -15.1 (-27)

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Helgoland vs San Juan Discussion

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